name: "Run Valgrind"
description: "Runs Valgrind against a specified target and parses a summary"

inputs:
  executable:
    description: "The executable to run under Valgrind"
    required: true

outputs:
  summary:
    description: "The parsed Valgrind summary"
    value: ${{ steps.parse.outputs.summary }}

runs:
  using: "composite"

  steps:
    - name: Valgrind
      id: run
      env:
        QT_QPA_PLATFORM: offscreen
      run: |
        valgrind \
        --leak-check=full \
        --show-leak-kinds=all \
        --track-origins=yes \
        --verbose \
        ${{ inputs.executable }} \
        2>&1 | tee valgrind.log
      shell: bash
      continue-on-error: true

    - name: Parse output
      id: parse
      run: |
        echo "summary<<EOF" >> $GITHUB_OUTPUT
        echo "$(grep -A 2 "HEAP SUMMARY:" valgrind.log)" >> $GITHUB_OUTPUT
        echo >> $GITHUB_OUTPUT
        echo "$(awk '/LEAK SUMMARY/,/ERROR SUMMARY/' valgrind.log)" >> $GITHUB_OUTPUT
        echo "EOF" >> $GITHUB_OUTPUT
      shell: bash